What started as a school project for my daughter....had me tracing our family back to England. Isn't it all fascinating?
You can find lots of info on line, unfortunately quite a bit is "incorrect" because...as you learned...someone can't read the name correctly so it gets mis-spelled. The more original documents you have at your disposal...the easier and better it is for you....
Here's the mormon site and I also used genealogy.com.
Not certain how much Canadian information the mormon site has.
Mormon Church (LDS) Genealogy / Geneology Records Genealogy.com - Family Tree Maker Family History Software and Historical Records